package com.antexpress.util;

import java.util.logging.Level;
import java.util.logging.Logger;
import net.sourceforge.pinyin4j.PinyinHelper;
import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;

public class PinyinUtil {
    HanyuPinyinOutputFormat format = null;  
    public static enum Type {  
        UPPERCASE,              //全部大写  
        LOWERCASE,              //全部小写  
        FIRSTUPPER              //首字母大写  
    }  
  
    public PinyinUtil(){  
        format = new HanyuPinyinOutputFormat();  
        format.setCaseType(HanyuPinyinCaseType.UPPERCASE);  
        format.setToneType(HanyuPinyinToneType.WITHOUT_TONE);  
    }  
  
    public String toPinYin(String str) throws BadHanyuPinyinOutputFormatCombination{  
        return toPinYin(str, "", Type.UPPERCASE);  
    }  
  
    public String toPinYin(String str,String spera) throws BadHanyuPinyinOutputFormatCombination{  
        return toPinYin(str, spera, Type.UPPERCASE);  
    }  
  
    /** 
     * 将str转换成拼音，如果不是汉字或者没有对应的拼音，则不作转换 
     * 如： 明天 转换成 MINGTIAN 
     * @param str 
     * @param spera 
     * @return 
     * @throws BadHanyuPinyinOutputFormatCombination 
     */  
    public String toPinYin(String str, String spera, Type type){  
        if(str == null || str.trim().length()==0)  
            return "";  
        if(type == Type.UPPERCASE)  
            format.setCaseType(HanyuPinyinCaseType.UPPERCASE);  
        else  
            format.setCaseType(HanyuPinyinCaseType.LOWERCASE);  
  
        String py = "";  
        String temp = "";  
        String[] t;  
        
        try { 
        for(int i=0;i<str.length();i++){  
            char c = str.charAt(i);  
            if((int)c <= 128)  
                py += c;  
            else{   
                    t = PinyinHelper.toHanyuPinyinStringArray(c, format);
               
                if(t == null)  
                    py += c;  
                else{  
                    temp = t[0];  
                    if(type == Type.FIRSTUPPER)  
                        temp = t[0].toUpperCase().charAt(0)+temp.substring(1);  
                    py += temp+(i==str.length()-1?"":spera);  
                }  
            }  
        }  
         } catch (BadHanyuPinyinOutputFormatCombination ex) {
                    Logger.getLogger(PinyinUtil.class.getName()).log(Level.SEVERE, null, ex);
                }
        return py.trim();  
    }  
}
